US Bridges

Noble Ave over Burr Oak Creek

Good

Mitchell County, Iowa · 099163202 · Structure no. 000000000248591

Built
1973
52 years old
Condition
Good
inspected December 2023
Type
Slab
Concrete
Length
33 ft
1 main span
Daily traffic
79
2022 count
Owner
County
County Highway Agency

About this bridge

Noble Ave over Burr Oak Creek is a concrete slab carrying Noble Ave over Burr Oak Creek in Mitchell County, Iowa. It was built in 1973, so it is 52 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 79 vehicles a day, projected to reach 79 by 2043. The structure is 33 ft (10.1 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesNoble Ave
CrossesBurr Oak Creek
Location099163202
RouteCounty Highway 0
StateIowa
Coordinates43.34277, -92.77216
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating36.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length33 ft (10.1 m)
Longest span30 ft (9.1 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic79 (2022)
Projected traffic79 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Noble Ave over Burr Oak Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is Noble Ave over Burr Oak Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2023.

How much traffic does Noble Ave over Burr Oak Creek carry?

About 79 vehicles per day (2022 count).

How long is Noble Ave over Burr Oak Creek?

The structure is 33 ft (10.1 m) long with a longest span of 30 ft (9.1 m) and a deck 32 ft wide.

Who owns Noble Ave over Burr Oak Creek?

It is owned by the County Highway Agency.